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CAS No 553-03-7 , 3,4-dihydro-1H-quinolin-2-one

  • Name: 3,4-dihydro-1H-quinolin-2-one
  • Synonyms: 553-03-7; Hydrocarbostyril; 1,2,3,4-tetrahydroquinolin-2-one;3,4-dihydro-1H-quinolin-2-one; 3,4-Dihydrocarbostyril; Dihydro-quinolinone; 3,4-dihydro-1H-quinolin-2-one;
  • CAS Registry Number:
  • Transport: 2811
  • Melting Point: 165-167 ºC
  • Flash Point: 189
  • Boiling Point: 328
  • Density: 1.14 g/cm3 (20 C)
  • Refractive index: 1.564
  • Safety Statements: R22;R36/37/38;R43
  • Hazard Symbols: Xn: Harmful;
  • Flash Point: 189
  • Molecular Weight: 147.17386
  • InchiKey: TZOYXRMEFDYWDQ-UHFFFAOYSA-N
  • InChI: InChI=1S/C9H9NO/c11-9-6-5-7-3-1-2-4-8(7)10-9/h1-4H,5-6H2,(H,10,11)
  • Risk Statements: S26;S36/37
  • Molecular Formula: C9H9NO
  • Molecular Structure:CAS No:553-03-7 3,4-dihydro-1H-quinolin-2-one

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References of 3,4-dihydro-1H-quinolin-2-one
Title: Hydrocarbostyril
CAS Registry Number: 553-03-7
CAS Name: 3,4-Dihydro-2(1H)-quinolinone
Synonyms: 3,4-dihydrocarbostyril; 3,4-dihydro-2-quinolinol; o-aminohydrocinnamic acid lactam; 2-oxo-1,2,3,4-tetrahydroquinoline; dihydro-a-quinolone
Molecular Formula: C9H9NO
Molecular Weight: 147.17
Percent Composition: C 73.45%, H 6.16%, N 9.52%, O 10.87%
Literature References: Prepd by the catalytic reduction of o-nitrocinnamic acid: Blout, Silverman, J. Am. Chem. Soc. 66, 1442 (1944).
Properties: Prisms from methanol + water, mp 165-166.5°. Freely sol in alcohol, ether, dimethylformamide. Practically insol in water. Sol in hot aq NaOH solns.
Melting point: mp 165-166.5°